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Flights St Louis — Prices and error fares
Source: Faro data, updated on 01/10/2026.
Key point: Error fares to St Louis are detected automatically. According to Faro data (2025), they last 4 to 6 hours on average before the airline corrects them.
Your rights as an air passenger are protected by EU Regulation EC 261/2004.
When to fly cheaper
The cheapest month observed is October, from €94 (22 deals observed). The priciest is December, averaging €272.
| Month | Deals | Min | Average |
|---|---|---|---|
| June | 12 | 140€ | 239€ |
| July | 11 | 97€ | 213€ |
| August | 8 | 164€ | 240€ |
| September | 29 | 97€ | 199€ |
| October | 22 | 94€ | 220€ |
| November | 12 | 137€ | 235€ |
| December | 4 | 219€ | 272€ |
Price tracking by route
Active deals to St Louis
Price history to St Louis
| Date | Departure | Price | Normal | Off | Duration | Airline |
|---|---|---|---|---|---|---|
| 22/09/2026 | New York | $413 | $0 | -0% | 216h | |
| 23/09/2026 | New York | $497 | $0 | -0% | 192h | |
| 21/09/2026 | Phoenix | $296 | $347 | -15% | 216h | |
| 27/09/2026 | San Diego | $150 | $321 | -53% | 75h | |
| 20/09/2026 | MCO | $158 | $296 | -47% | 217h | |
| 18/09/2026 | Phoenix | $234 | $293 | -20% | 217h | |
| 14/09/2026 | San Francisco | $298 | $0 | -0% | 311h | |
| 17/09/2026 | Los Angeles | $436 | $0 | -0% | 213h | |
| 18/09/2026 | New York | $294 | $298 | -1% | 170h | |
| 20/09/2026 | Denver | $231 | $297 | -22% | 77h | |
| 14/09/2026 | San Francisco | $407 | $0 | -0% | 212h | |
| 13/09/2026 | Denver | $207 | $291 | -29% | 218h | |
| 11/09/2026 | San Diego | $306 | $0 | -0% | 217h | |
| 14/09/2026 | Washington | $295 | $296 | -0% | 164h | |
| 11/09/2026 | Chicago | $222 | $295 | -25% | 217h | |
| 10/09/2026 | Dallas | $148 | $291 | -49% | 218h | |
| 12/09/2026 | IAH | $220 | $256 | -14% | 112h | |
| 06/09/2026 | Washington | $221 | $0 | -0% | 214h | |
| 05/09/2026 | Dallas | $175 | $220 | -21% | 218h | |
| 04/09/2026 | IAH | $190 | $220 | -14% | 217h |
Frequently asked questions
What is the usual price of a flight to St Louis?
The fare depends on the season and the departure airport. The median is calculated over 30 days. Any price below 50% of that threshold is flagged as a fare anomaly.
How many error fares to St Louis has Faro detected?
Faro has archived 102 error fare(s) to this destination. Each one is kept with its price, discount and duration in the Catch.
How can I be alerted to a cheap flight to St Louis?
Check this page regularly — deals are updated every 30 minutes. These fare anomalies only last a few hours on average.
See also : All cheap flights · Fare history → St Louis · Error fare guide